condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.7775666666666667 0.0 5.3327 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.8849633333333333 0.0 2.65489 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0